@article{article04c4a70c,
title   = {Nitriding effect on fatigue resistance of grey and nodular cast irons},
author = {Penha, Renata Neves and Morilla, José Carlos and Vatavuk, Jan and Canale, Lauralice de Campos Franceschini},
year = {2012},
doi = {10.1179/1749514811Z.00000000011},
journal   = {International Heat Treatment and Surface Engineering}
}